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SHARE-BASED COMPENSATION - Options Exercise Price Range, Outstanding and Exercisable (Details) - $ / shares | 12 Months Ended |
--- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015
Options Outstanding |  |
Number of options outstanding (in shares) | 67,438 |
Weighted Average Exercise Price (in dollars per share) |  | $ 24.96
Weighted Average Remaining Contractual Term | 4 years 4 months 17 days |
Options Exercisable |  |
Number Exercisable (in shares) | 67,438 |
Weighted Average Exercise Price (in dollars per share) | $ 24.96 |
$3.39-$13.50 |  |
Outstanding and exercisable stock options under the EIP |  |
Exercise price, low end of range (in dollars per share) | 3.39 |
Exercise price, high end of range (in dollars per share) | $ 13.50 |
Options Outstanding |  |
Number of options outstanding (in shares) | 52,115 |
Weighted Average Exercise Price (in dollars per share) | $ 6.29 |
Weighted Average Remaining Contractual Term | 5 years 4 days |
Options Exercisable |  |
Number Exercisable (in shares) | 52,115 |
Weighted Average Exercise Price (in dollars per share) | $ 6.29 |
$54.40-$92.50 |  |
Outstanding and exercisable stock options under the EIP |  |
Exercise price, low end of range (in dollars per share) | 54.40 |
Exercise price, high end of range (in dollars per share) | $ 92.50 |
Options Outstanding |  |
Number of options outstanding (in shares) | 5,823 |
Weighted Average Exercise Price (in dollars per share) | $ 57.67 |
Weighted Average Remaining Contractual Term | 3 years 26 days |
Options Exercisable |  |
Number Exercisable (in shares) | 5,823 |
Weighted Average Exercise Price (in dollars per share) | $ 57.67 |
$99.90-$128.50 |  |
Outstanding and exercisable stock options under the EIP |  |
Exercise price, low end of range (in dollars per share) | 99.90 |
Exercise price, high end of range (in dollars per share) | $ 128.50 |
Options Outstanding |  |
Number of options outstanding (in shares) | 9,500 |
Weighted Average Exercise Price (in dollars per share) | $ 107.34 |
Weighted Average Remaining Contractual Term | 1 year 9 months |
Options Exercisable |  |
Number Exercisable (in shares) | 9,500 |
Weighted Average Exercise Price (in dollars per share) | $ 107.34 |

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- Definition The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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